Histology saves the day for a patient with sarcoidosis
David, an 83-year-old retired businessman, presents with a three-month history of a dry cough that occasionally affects his sleep.
He denies any weight loss, haemoptysis or other associated symptoms.
David is enjoying his retirement, partakes in regular exercise and has a healthy diet.
He is planning to go on a cruise and hopes to get rid of the cough before his departure in three weeks. He is a non-smoker and occasional drinker.
His past medical history includes mild osteoarthritis of both knees and seasonal allergic